SOLUTION: How do I use an inverse trigonometric function to write theta as a function of x? Please help. Thank You. Hope this helps. a).........../| ............/..| ........../....| ...

Question 716051: How do I use an inverse trigonometric function to write theta as a function of x? Please help. Thank You. Hope this helps.
a).........../|
............/..|
........../....|
......../......|
....x/........|
..../..........|
../............|
/theta......|
------------
.....4
b).........../|
............/..|
........../....|
......../......|
....../........|x+1
..../..........|
../............|
/theta......|
------------
....10
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
How do I use an inverse trigonometric function to write theta as a function of x? Please help. Thank You. Hope this helps.
a).........../|
............/..|
........../....|
......../......|
....x/........|
..../..........|
../............|
/theta......|
------------
.....4
cos = 4/x
theta = acos(4/x)
=============================
b).........../|
............/..|
........../....|
......../......|
....../........|x+1
..../..........|
../............|
/theta......|
------------
....10
tan = (x+1)/10
theta = atan((x+1)/10)

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